Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;

import java.io.IOException;

public class Main {
    public static Bitmap revitionImageSize(String path, int width) throws IOException {

        return revitionImageSize(path, width, width);
    }

    public static Bitmap revitionImageSize(String path) throws IOException {

        return revitionImageSize(path, 1000, 1000);
    }

    public static Bitmap revitionImageSize(String path, int width, int height) throws IOException {
        BufferedInputStream in = new BufferedInputStream(new FileInputStream(new File(path)));
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeStream(in, null, options);
        in.close();
        int i = 0;
        Bitmap bitmap = null;
        while (true) {
            if ((options.outWidth >> i <= width) && (options.outHeight >> i <= height)) {
                in = new BufferedInputStream(new FileInputStream(new File(path)));
                options.inSampleSize = (int) Math.pow(2.0D, i);
                options.inJustDecodeBounds = false;
                bitmap = BitmapFactory.decodeStream(in, null, options);
                break;
            }
            i += 1;
        }
        return bitmap;
    }
}